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2
votes
4answers
2k views

Statically mirroring a heavy trafficked site, CloudFlare as DNS

I run a fairly heavy trafficked website and due to some unfortunate incidents the machines that are in my cloud at Linode went down. And I have only a single Load Balancer machine exposed to the ...
2
votes
1answer
3k views

Mirror directory, only purging files in destination directory older than 7 days

I would like to mirror a directory, but only delete files in the destination directory older than 7 days. Situation: - Directory A is mirrored to Directory B. - A file from Directory A is deleted ...
0
votes
2answers
733 views

How to transfer large files between two remotes by using a third machine?

I need to automatically mirror a large amount (terabytes) of files in two unix machines over a slow link (1 Mbps). This needs to be done frequently, but the data doesn't change too much (delta ...
1
vote
1answer
15k views

Virtual Disk Degraded

There is a physical DC with a Raid 1 Mirror, 2 Physical Disks, 500GB each. Dell Server Administrator is installed on the DC, and is reporting both physical disks are fine, online, in a good state etc. ...
5
votes
5answers
3k views

Sync/mirror directory with Rackspace Cloud files bucket

What tool can I use to synchronize the content of a local directory with that of a Rackspace Cloud Files bucket? I need a rsync-like application to do a mirror, not a backup application. What I want ...
1
vote
2answers
100 views

Mirror productive files on a local virtual machine

I am looking for a solution which allows me to access any file of my productive environment in my local virtual machine for testing. Both systems are running Ubuntu 10.04 lts. The current solution is ...
0
votes
2answers
2k views

Is there a difference between Sql Server and Sql Server Instances?

I just want to clarify if there is a difference between the two terms. Right now we are actually planning to use database mirroring and I've been encountering the following sentences databases must ...
1
vote
1answer
114 views

Serve mirrored (static) web-page with original headers

I have a dynamic webpage which I want to create a "frozen" copy of. Typically I would do something like wget -m http://example.com, and then put the files in the document root of the web-server. ...
0
votes
1answer
57 views

A Sourceforge-like mirroring system for use in my servers?

I want to set up a download area within a site, (FTP or HTTP, doesn't matter) and I would like to have at least a handful of mirrors scattered around the world. I would like the download links to ...
2
votes
1answer
131 views

For a simple replication over 2 server computers, should I use glassfish replication or ubuntu replication, or something else?

I want to set up a simple replication or exact mirroring, using 2 server computers I just bought, for the following purpose: I want to set up some websites, which, by design, may eventually need to ...
1
vote
1answer
747 views

Using CloudFlare with a mirror site

I am developing a mirror website (where people can download files, sort of like a FTP). I was wondering about using CloudFlare to help cut down on bandwidth usage. I have the mirror website with ...
1
vote
1answer
117 views

on the fly FTP mirror using Apache/Php

I got data on a private FTP server I want to mirror it, but "on demand". My frontend is an Apache/PHP server... Here's the flow : Clients asks the apache server for a file if file is not on hdd, ...
5
votes
2answers
4k views

What's the difference between “mirror” and “raid1” in LVM?

On the lvconvert(8) man page it says: --type SegmentType Used to convert a logical volume to another segment type or to explicitly state the desired RAID1 segment type ("mirror" ...
1
vote
4answers
237 views

MS Sql Server Mirroring

We are looking at mirroring a MS SQL database (for a web application) due to the unique way the application was developed, each user has a SQL server Login user account which has permissions to our ...
0
votes
5answers
143 views

Backing up a server to another server every night

My company just set up an Amazon EC2 instance running Windows Server 2008 R2, and though we were planning on using that server as our main server, we have decided instead to use it as a backup for our ...
0
votes
1answer
180 views

Create a RAID1 Mirror After OS and apps have been installed

We are building a server but one of the new disks is dead on arrival. If we put the os and apps etc on the first disk, when we get the bad disk replaced can any one see any reason we shouldn't be able ...
0
votes
1answer
281 views

Server mirroring strategy questions SQL Server replication, MySQL replication, file replication, etc

I'm working as an application developer for a company that I've been with for for some time. The business would like to mirror their existing windows server (server A) to a new server (server B) with ...
2
votes
2answers
53 views

Raid controller for an old server [closed]

I'm trying to find a PCI Raid controller for an old machine that only has 64bit/33MHz PCI slots. It's now being used as a file server and uses a couple of old PATA drives with Windows Server ...
1
vote
1answer
1k views

how to migrate lvm mirrorlog from physical partition

Output from: sudo lvs --all -o +devices root hp03 mwa-ao 18.62g root_mlog 100.00 root_mimage_0(0),root_mimage_1(0) ...
0
votes
1answer
425 views

Rsync and Webmin won't recognize a change in ports

I am trying to use Rsync to transfer files between servers. However, I used a nonstandard port on one of the servers. This caused trouble, so I changed the port back to 22. Now, when I try to use ...
4
votes
3answers
1k views

Clone/Mirror Live Linux (Debian) Server

I've probably read every serverfault article on this matter, but none seems to answer my specific question or they seem like dated methods. I have a live running debian (Lenny) system on Dell ...
4
votes
1answer
2k views

High Availability NFS Server (Heartbeat/DRBD) long hang on clients when takeover occurs

We have a High Availability NFS environment using DRBD, heartbeat and nfs exposed to clients (Simular to the following https://help.ubuntu.com/community/HighlyAvailableNFS ). This seems to be a ...
2
votes
5answers
7k views

Cannot add witness to my mirroring setup

I'm trying to set up mirroring with a witness using my 3 dedicated servers running SQL Server 2008 R2. I've set up everything as described at this blog post Mirroring seems to work fine between the ...
1
vote
1answer
2k views

lftp, setting for ignoring time-stamp?

I am using lftp for mirroring the files on a server to a PC. The problem for me is that as I put a batch of files on the PC that are exactly the same as the ones on the server, the mirroring starts of ...
0
votes
2answers
350 views

SQL server 2008 R2 with IIS on same machine and mirroring

I want to install SQL server 2008 R2 and IIS on same server with a mirroring configuration with principal/mirror/witness setup. Both principal and mirror servers will have IIS and SQL server. My ...
9
votes
4answers
23k views

How to build a high availability Postfix system?

I'm needing to set up a remote mirror for a postfix server (where the content of both mail servers should be the same at any time). The idea is that if the main server comes down at some point the ...
-1
votes
3answers
1k views

How to Mirror or Clone a Spanned Volume in Windows 2008

I have a spanned volume (3x6+ TB disks spanned to one 20+ TB volume) that I need to mirror or clone to a new 20+ TB (unspanned) volume. Once mirrored or cloned I'm going to destroy the original ...
3
votes
1answer
2k views

Can wget convert links within a local html document?

I know that wget can fetch a remote page and its dependencies and rewrite the html so that image src attributes reference the newly downloaded images. I am trying to convert local html files that ...
0
votes
1answer
437 views

SQL connection with mirroring still working after a failover

I have a windows service application that is instaled on two servers, SQL01 and SQL02. On both server there is a SQL server (X1 and X2), which have the same content. A mirroring partnership was set up ...
0
votes
3answers
3k views

How can I create a system mirror?

I have a database and webserver set up on one machine, and I want to mirror the system onto another machine. The original database is running ubuntu 9.1, the new system has ubuntu 11.04 installed (...
1
vote
1answer
579 views

WebDav mirroring with Apache/Nginx

Folks, I have an "origin" server where data is being dumped using WebDav. I need to distribute this data to edge caches as soon as the data is received on the origin. I will use either Apache or Nginx ...
2
votes
4answers
605 views

Cross-server file mirroring with minimal latency

Platform: Ubuntu 10.04 x86. We have a HTTP server (nginx, but that is not relevant) which serves some static content. Content is (rarely) uploaded by content-managers via SFTP, but may be changed / ...
7
votes
2answers
679 views

convert 1x2TB HDD with LVM into 2x2TB HDD with RAID1+LVM or with LVM mirroring?

I have Ubuntu server with 1x2TB HDD and 1x128GB SSD (unused). There are 2 partitions: /boot, and a physical volume for LVM, which has 1 group and 5 logical volumes: /, /var/log, /home, /srv, /tmp. ...
6
votes
5answers
8k views

mirrored filesystem across a few servers

I'm looking for a solution to mirror or replicate one directory (or one filesystem) across a few Linux servers. Ideal solution would be one, which permits all servers read-write access. I also want it ...
2
votes
1answer
200 views

Server redundancy or failsafe for small single office server

We run a local server in our office, and have a domain name pointed to it so we can test out sites we build. We also handle some image hosting for clients for emails. Since it's a single server, if ...
1
vote
2answers
153 views

Mirroring a website on virtual machines

Recently I've spoken to a friend who told me of an idea to improve performance of a website (as well as increasing the use of full capacity of a machine) by installing multiple virtual machines on the ...
1
vote
4answers
3k views

mirroring linux server to external usb harddrive

My google-fu must be sucking. i havent been able to find a good solution for the following: numerous Linux server on commodity hardware Trying to do a recovery mirror copy to external harddrives ...
1
vote
2answers
250 views

Database Snapshots of Mirrored databases affect performance of Principal database?

I have 2 servers set in Mirroring High-safety. One is Principal and another in Mirror. Currently I have 2 snapshots of a Production database (100 GB size) created on Principal server (for no_lock ...
1
vote
3answers
1k views

Real time mirroring between two sql server databases

I'm a c# programmer, not a DBA and I've had the (mis)fortune to be handed a database admin task. So please bear this in mind when answering this question. What I've been asked to do is to create a ...
2
votes
2answers
111 views

Mirroring primary hard drive

I need to mirrior my life drive so that the hard drive we mirror it to is bootable. Does the server need to be off to do this? What's the best way to do this? It's a 160GB drive with anywhere from ...
0
votes
2answers
1k views

Drobo mirror setup

We have recently acquired 3 Drobo and tried setting them up, each of them contain 4x2TB HDD, but it only shows 5,44TB available, probably because of their beyondRaid technology, this lead to 2 ...
0
votes
2answers
129 views

Mirroring ubuntu/debian release CD images?

I'd like to create a mirror for Ubuntu and Debian. I have apt-mirror installed, but I'm not sure what to place in my /etc/apt/mirror.list to mirror just the CD images. Can anyone assist? Thanks!
1
vote
5answers
1k views

Mirroring linux installation

I have a live server that I want to completely mirror to a 2nd server so if something were to happen to the live server the backup server could simply be plugged in and ready to go. How do I setup a ...
1
vote
2answers
364 views

I need complete tutorial about MSSQL 2008 Database mirroring for load balancing

I need complete tutorial about MSSQL 2008 Database mirroring for load balancing i want to load balance my SQL workload all database insert update and delete queries will be mirrored all select ...
0
votes
1answer
418 views

How can i mirror a particular branch in one Subversion repo to a particular branch in another repo?

EDIT: Actually, after playing with Timeline some more this is going to be a non issue. The UI is confusing because its not necessarily meant to work with multiple repos, but it does work since each ...
3
votes
2answers
1k views

How to handle one-way synchronization of two Oracle databases with no network connection?

Here's the situation: I have two Oracle 10g databases (with the same tables, etc.) that cannot be connected by network. At some regular intervals (say, once a day) I need to be able to update the ...
0
votes
1answer
77 views

Performance lag for database replication

My company is really sensitive about keeping up the performance on our core system. Our users also have a requirement to replicate or mirror all data to another location (in another location within ...
7
votes
6answers
4k views

What is a practical way to mirror an Amazon S3 bucket?

I want to mirror my Amazon S3 buckets. I want to do this because 1) I don't want all my data only existing with one provider; and 2) in case of software error or security breach I want to have the ...
2
votes
8answers
4k views

Windows Server Almost Real-Time Directory Replication

The environment Windows 2003 R2 Standard File server Windows 2003 Web Edition server The challenge Need a way to mirror a directory (or share) from the file server to the web server. It needs to ...
1
vote
1answer
898 views

Data migration from one data center to another - SQL Server 2005 / 2008

We're installing new data center and we'll set that location as primary location. What do you think, how should we migrate SQL Server data? System is normally active 24x7x365, but we're prepared for ...